This Frigidaire 20.0 CuFt Automatic Defrost Upright Freezer includes a superior tight seal that locks in cold air, keeping food frozen for two days if there is a power outage, and the EvenTemp™ Cooling System, with a variable speed compressor that constantly circulates cold air throughout the freezer with smart sensing technology that adjusts airflow to maintain a uniform temperature. The flexible interior organization system enables you to easily organize your family's frozen favorites with four adjustable, full-width glass shelves, a deep bottom basket, and five spacious door bins.